package cn.liangcaomei.vod.service.Impl;

import cn.liangcaomei.commonutils.R;
import cn.liangcaomei.servicebase.exceptionhandler.CustException;
import cn.liangcaomei.vod.service.VodService;
import cn.liangcaomei.vod.utils.ConstantVodUtils;
import cn.liangcaomei.vod.utils.InitVodClient;
import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

@Service
public class VodServiceImpl implements VodService {


    @Override
    public String uploadALiyVideo(MultipartFile file) {

        try {
            InputStream inputStream = file.getInputStream();
            String originalFilename = file.getOriginalFilename();
            String title = originalFilename.substring(0,originalFilename.lastIndexOf("."));

            UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID,ConstantVodUtils.ACCESS_KEY_SECRET,title,originalFilename,inputStream);

            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);

            //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。
            // 其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
            String videoId = response.getVideoId();
            System.out.println("============================== videoId:" + videoId + " =========================");
            if (!response.isSuccess()) {
                String errorMessage = "阿里云上传错误：" + "code：" +
                        response.getCode() + ", message：" + response.getMessage();
                if(StringUtils.isEmpty(videoId)){
                    throw new CustException(20001, errorMessage);
                }
            }
            return videoId;

        } catch (IOException e) {
            e.printStackTrace();
            throw new CustException(20001,"uploadVideo 失败");
        }

    }

    //删除多个阿里云视频的方法
    @Override
    public void removeMoreAlyVideo(List<String> videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitVodClient.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);

            //创建一个删除视频的 request 对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            String videoIds = StringUtils.join(videoIdList.toArray(), ",");

            //向 request 对象设置视频id值
            request.setVideoIds(videoIds);

            //调用初始化对象的方法
            client.getAcsResponse(request);


        } catch (Exception e) {
            e.printStackTrace();
            throw new CustException(20001,"删除阿里云视频失败");

        }
    }

}
